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Child hungry pedophile, often seen near schools.
The kids had to stay in late from class as gneiss was prowling outside.
gneiss by Captain Awesome March 7, 2005
Related Words
gneiss • gness • geiss • geisse • Geissed • Geissler • Geissmann • Genissa • Genisse • Gheissar
A weird,cute,short,Mexican,nice girl who just wants to smile until she dies. She keeps many secrets to for she can keep people safe. She is also a fangirl who screams a A LOT. She loves to eat especially chocolate. She may seem nice but she can beat you up. She also has many friends and loves kids. All her friend know her. She thinks fighting isn't always the answer but sometimes she loves violence
New friend: Hey, who's greissy?

Friend: Greissy, she that girl over trying to stop those 2 from fighting, she's very nice but don't get on her nerves.

New friend: 0.o okay
Greissy by Flower_Empress March 1, 2017
A life changing person who will never leave your side. She is very strong, and even though problems seem to be attracted to her, she will always be able to find a way around them. She usually has a great relationship with her mom, and tells her just about everything. She's also a player, but with a heart. She can be pretty annoying at times and will always be a child at heart. She seems to know the answer to everything, especially when it comes to relationships. She's a great teacher and is definitely the best.
Person 1: That girl is my best friend, I can tell her anything and she'll always know the answer.

Person 2: Her name must be Genisse.
There isn't many words to describe this girl, she is very smart intelligent into basketball expecially the Golden State warriors team, a girl that no man should give up on ,a girl with a wonderful personality having a girl like genissa is a one in a lifetime and that chance should not waste...liking a genissa is like a dream for some boys but she just doesnt see it
That boy had liked genissa for over 3yrs.
Are you a genissa because you are very beautiful.
Genissa by Collin123 June 9, 2019
To spill a substance out of one's mouth and onto oneself.
Dude, you gneished that beer all over yourself!
gneish by Reno June 18, 2003

Geissmann 

A family of which only the finest and most superior beings are a part of.
Dude: Wow hes awesome
Dude 2: He's a Geissmann
Geissmann by geissmann September 9, 2010
More from Urban Dictionary

Pee Calculus

When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Pee Calculus by anorlondo October 1, 2026
Word of the Day on October 2, 2026
Literally "dirty" pronounced with a West Indian accent. Can also have a positive connotation, for example Sean Paul's album title "Dutty Rock".
"The girl is pretty but she corrupt and dutty!"

or, in a positive usage:

"Booya! That freestyle was dutty!"
Dutty by J Hall April 3, 2003
Word of the Day on October 1, 2026
korean word for madam, older woman
Ajumma wait a moment
Ajumma by aintnotinbutnice July 5, 2009
Word of the Day on September 30, 2026

Slop Grenade

When someone uses AI to generate a large document, slide deck, or piece of code/software and tosses it over the fence for you to deal with.
Chad: Hey Brent I sent you the new backend API change to review, it’s only 100 files changed.

Brent: he just tossed me a slop grenade
Slop Grenade by Joe Squid September 28, 2026
Word of the Day on September 29, 2026
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
After we broke up, he was floxi to me.
floxi by Dr. Geek May 13, 2009
Word of the Day on September 28, 2026
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